Home / 88,571,707.60-132,857,561.40-74,462,933.20

Finding the Fourth Proportional to 88,571,707.60, 132,857,561.40 and 74,462,933.20

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Solution

The fourth proportional to 88,571,707.60, 132,857,561.40 and 74,462,933.20 is: 111,694,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,571,707.60 : 132,857,561.40 = 74,462,933.20 : x
  2. Step 2: Convert to fraction form
    88,571,707.60/132,857,561.40 = 74,462,933.20/x
  3. Step 3: Cross multiply
    88,571,707.60x = 132,857,561.40 × 74,462,933.20
  4. Step 4: Simplify right side
    88,571,707.60x = 9,892,963,719,643,100
  5. Step 5: Solve for x
    x = 9,892,963,719,643,100/88,571,707.60
  6. Step 6: Final answer
    x = 111,694,399.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.